2173642743

Names of 2173642743

• Cardinal: 2173642743 can be written as Two billion, one hundred seventy-three million, six hundred forty-two thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 2.173642743 × 10⁹

Factors of 2173642743

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10814213

Divisors of 2173642743

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 67 201 10814143 32442429 724547581 2173642743
• Sum of all divisors σ(n): 2941447168
• Sum of proper divisors (its aliquot sum) s(n): 767804425
• 2173642743 is a deficient number, because the sum of its proper divisors (767804425) is less than itself. Its deficiency is 1405838318

Bases of 2173642743

• Binary: 10000001100011110010011111110111₂
• Hexadecimal: 0x818F27F7
• Base-36: ZY4PH3

Squares and roots of 2173642743

• 2173642743 squared (2173642743²) is 4724722774196564049
• 2173642743 cubed (2173642743³) is 10269859370819189100643546407
• The square root of 2173642743 is 46622.3416722069
• The cube root of 2173642743 is 1295.3766226661

Scales and comparisons

• 2,173,642,743 seconds is equal to 69 years, 5 weeks, 6 days, 21 hours, 39 minutes, 3 seconds.
• To count from 1 to 2,173,642,743 would take you about one hundred thirty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 2173642743 cubic inches would be around 107.9 feet tall.

Recreational maths with 2173642743

• 2173642743 backwards is 3472463712
• The number of decimal digits it has is: 10
• The sum of 2173642743's digits is 39
• More coming soon!